65738680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{234781}}^1$

素因数の和:234799

約数の個数: 32

約数和(自身を含む): 169043040

約数和(自身を除く): 103304360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 234781, 469562, 939124, 1173905, 1643467, 1878248, 2347810, 3286934, 4695620, 6573868, 8217335, 9391240, 13147736, 16434670, 32869340, 65738680]

約数ペア:

[(1, 65738680), (2, 32869340), (4, 16434670), (5, 13147736), (7, 9391240), (8, 8217335), (10, 6573868), (14, 4695620), (20, 3286934), (28, 2347810), (35, 1878248), (40, 1643467), (56, 1173905), (70, 939124), (140, 469562), (280, 234781)]